Re: move u64.h from sha512 to separate module?

[Simon Josefsson]

Simon Josefsson <address@hidden> writes:

> Jim Meyering <address@hidden> writes:
>
>> I would have sworn I'd replied saying that was fine,
>> but my outgoing-cc folder says otherwise.  Sorry about that.
>>
>> Fine by me.
>
> Hi Jim!  No problem.  I have pushed it.

It was lacking a self-test, so I added one.  I hope this is
uncontroversial enough to not require waiting for feedback.  Please
expand the self-test if you like, but a small self-test is better than
nothing.

/Simon

>From f6778f81e486e47949f28d4160f099089797224b Mon Sep 17 00:00:00 2001
From: Simon Josefsson <address@hidden>
Date: Tue, 31 Mar 2009 16:44:32 +0200
Subject: [PATCH] Add u64-tests module.

---
 ChangeLog         |    5 +++++
 modules/u64-tests |    6 ++++++
 tests/test-u64.c  |   47 +++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 58 insertions(+), 0 deletions(-)
 create mode 100644 modules/u64-tests
 create mode 100644 tests/test-u64.c

diff --git a/ChangeLog b/ChangeLog
index 7e1b78a..3bf424d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-03-31  Simon Josefsson  <address@hidden>
+
+       * modules/u64-tests: New file.
+       * tests/test-u64.c: New file.
+
 2009-03-04  Simon Josefsson  <address@hidden>
 
        * MODULES.html.sh: Mention u64.
diff --git a/modules/u64-tests b/modules/u64-tests
new file mode 100644
index 0000000..4b53abb
--- /dev/null
+++ b/modules/u64-tests
@@ -0,0 +1,6 @@
+Files:
+tests/test-u64.c
+
+Makefile.am:
+TESTS += test-u64
+check_PROGRAMS += test-u64
diff --git a/tests/test-u64.c b/tests/test-u64.c
new file mode 100644
index 0000000..85e7247
--- /dev/null
+++ b/tests/test-u64.c
@@ -0,0 +1,47 @@
+/* Test of <u64.h>
+   Copyright (C) 2009 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+/* Written by Simon Josefsson <address@hidden>, 2009.  */
+
+#include <config.h>
+
+#include <u64.h>
+
+int
+main ()
+{
+  u64 i = u64init (42, 4711);
+  u64 j, k, l;
+
+  j = u64hilo (42, 4711);
+
+  if (u64lt (i, j) || u64lt (j, i))
+    return 1;
+
+  i = u64hilo (0, 42);
+  j = u64hilo (0, 43);
+
+  if (!u64lt (i, j))
+    return 1;
+
+  k = u64plus (i, j);
+  l = u64hilo (0, 42 + 43);
+
+  if (u64lt (k, l) || u64lt (l, k))
+    return 1;
+
+  return 0;
+}
-- 
1.5.6.5